Pith Number

pith:LOL32JHT

pith:2011:LOL32JHTXWGYLBKXV46KDALN7U

not attested not anchored not stored refs pending

The origin of metals in the circum-galactic medium of massive galaxies at z=3

Anthony Aguirre, James Wadsley, Javiera Guedes, Lucio Mayer, Piero Madau, Sijing Shen

arxiv:1109.3713 v2 · 2011-09-16 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LOL32JHTXWGYLBKXV46KDALN7U}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:00:31.600409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b97bd24f3bd8d858557af3ca1816dfd3fc0f71c74cdb558580b39f2f3dbfe79

Aliases

arxiv: 1109.3713 · arxiv_version: 1109.3713v2 · doi: 10.48550/arxiv.1109.3713 · pith_short_12: LOL32JHTXWGY · pith_short_16: LOL32JHTXWGYLBKX · pith_short_8: LOL32JHT

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/LOL32JHTXWGYLBKXV46KDALN7U \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5b97bd24f3bd8d858557af3ca1816dfd3fc0f71c74cdb558580b39f2f3dbfe79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "471965491bfecee5dc9fc9a2f5fd7a2fe9dbbc904737ba52cfc48c0a5d487bf8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-16T20:01:21Z",
    "title_canon_sha256": "24c1dc7f611a1d4f9968de48a3598d01263ab4443b46937a41c1c9667fa5e775"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3713",
    "kind": "arxiv",
    "version": 2
  }
}